Home / 26,939.04-40,388.40-18,595.23

Finding the Fourth Proportional to 26,939.04, 40,388.40 and 18,595.23

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Solution

The fourth proportional to 26,939.04, 40,388.40 and 18,595.23 is: 27,878.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,939.04 : 40,388.40 = 18,595.23 : x
  2. Step 2: Convert to fraction form
    26,939.04/40,388.40 = 18,595.23/x
  3. Step 3: Cross multiply
    26,939.04x = 40,388.40 × 18,595.23
  4. Step 4: Simplify right side
    26,939.04x = 751,031,587.33
  5. Step 5: Solve for x
    x = 751,031,587.33/26,939.04
  6. Step 6: Final answer
    x = 27,878.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.